OKLAHOMA CITY – ​Acorn Growth Companies, a private equity firm investing exclusively in aerospace and defense, announced the hiring of Matthew Ritchie. Ritchie will serve as Managing Director, Mergers and Acquisitions for the firm’s Washington, D.C. team. In this new role, Ritchie will focus on acquisition operational due diligence, portfolio company strategic development and exit, portfolio company management operations support, and investment opportunity identification and transaction execution.

October 9, 2017 – Seattle, Wash. – Raisbeck Engineering Inc. (“REI”), a leading provider of performance enhancement systems for business and commercial aircraft, announced its decision to sign a definitive acquisition agreement with Butterfield Industries (“BI”) for all of its products and STCs. The deal is anticipated to close on or before October 31, 2017.